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Finding the Fourth Proportional to 95,896.89, 143,861.42 and 29,321.42

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Solution

The fourth proportional to 95,896.89, 143,861.42 and 29,321.42 is: 43,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,896.89 : 143,861.42 = 29,321.42 : x
  2. Step 2: Convert to fraction form
    95,896.89/143,861.42 = 29,321.42/x
  3. Step 3: Cross multiply
    95,896.89x = 143,861.42 × 29,321.42
  4. Step 4: Simplify right side
    95,896.89x = 4,218,220,471.61
  5. Step 5: Solve for x
    x = 4,218,220,471.61/95,896.89
  6. Step 6: Final answer
    x = 43,987.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.